web api instance property
ViewTimeline: subject property
The subject read-only property of the ViewTimeline interface returns a reference to the subject element whose visibility within its nearest ancestor scrollable element (scroller) is driving the progress of the timeline.
Value
An Element.
Examples
See the main ViewTimeline page for an example.
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.